<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <h2>接口及接口文档</h2>
    省份<input type="text" name="province" id="" value="河南省">
    城市<input type="text" name="city" id="" value="郑州市">
    <button>测试</button>
    <ul class="list"></ul>
    <script src="./js/axios.js"></script>

    <script>
        const btn = document.querySelector('button');
        const province = document.querySelector('input[name=province]');
        const city = document.querySelector('input[name=city]');
        const ul = document.querySelector('.list');

        btn.addEventListener('click', function () {
            const pname = province.value
            const cname = city.value
            axios({
                url: 'http://ajax-api.itheima.net/api/area',
                method: 'GET',
                params: {
                    pname,
                    cname
                }
            }).then(({data:res}) =>{
                const {data} = res
              ul.innerHTML = data.map(item =>{
                    return `<li>${item}</li>`
                }).join('')
               
            })
        })
    </script>
</body>

</html>